Lanthanide-crosslinked polymers for subterranean injection

Details Lanthanide-crosslinked polymers for subterranean injection Lanthanide-crosslinked polymers for subterranean injection

1992-02-26

1993-09-14

Geist, Gary

Wells

Processes

Distinct, separate injection and producing wells

166281, 166295, 523130, 252 8551, E21B 4322

Patent

active

052440427

ABSTRACT:
Polymers (and especially hydroxyethylcellulose) are crosslinked using a lanthanide as a crosslinking agent. The crosslinked polymers have utility in well completion, well stimulation, enhanced oil recovery, and subterranean fluid containment operations.

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